package com.exce;

/**
 * @Author WaveHi
 * @Date 3/8/2021 下午 4:21
 * @Version 1.0
 * @Contact HJBWaveHi@163.com
 * @Description 提供Bird类
 */
public class Bird {


    public void fly() {

        System.out.println("I am flying.");

    }

}
